Supplemental Information (Tables)

12 Months Ended

Dec. 31, 2017

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Cash Flow Information

Cash Flow Information

	Year Ended December 31,
	2017		2016		2015
Cash paid for:
Interest paid, net of interest capitalized	$	154	$	46	$	32
Income taxes paid	84		3		314